{
  "scope": "Historical v154 compaction comparison for the retained337 non-Herald definitions. Byte counts describe that snapshot, not the later363-offer catalog. Semantic baseline is still regression-tested after adding separately evidenced Herald offers.",
  "before_library_version": 153,
  "core_sha256": "a598c52e461fc6fe7cd47ca4673f0439bf07a634cdac9f5936da9bc459004d30",
  "record_count": 337,
  "before_bytes": 335399,
  "after_bytes": 289258,
  "saved_bytes": 46141,
  "before_gzip_bytes": 16699,
  "after_gzip_bytes": 16132
}